Economic factors is your answer
A troubling economic problem in the 1920s was the depressed state of agriculture caused by "<span>c. Overproduction and falling prices," since demand for many products, including these, plummeted due to decreased incomes. </span>
Technology!??? don't take my word
Desiderius Erasmus of Rotterdam was a famous philosopher/humanist who developed the "Philosophy of Christ". It was a book that was directed at the "common man" who needed spiritual guidance. Erasmus defines the Christian life as a war against the temptations of the world. A Christian needs to rely on the knowledge of the Bible and prayer to conquer the fight against worldly temptations. In summary, it is a treatise which expounds the view that Christianity must become a way of life, and a true Christian must allow Christ's spirit to filter through to every part of his life.
The western front would be impressed by the south and join with them. They tried to impress them with their cotton and their battles.
Hope this helps!